mathClark is cooking a 12 pound ham. The ham needs to be cook 20 minutes for each pound. Clark wants to serve the ham at 5 p.m. What is the latest time he should place the ham in the oven.
September 14, 2014

mathRiley wants to raise $2550 for a fundraiser walk. He needs to ask people to pledge money for each mile that he walks. How many people will he need to get pledges from in order to reach his goal.
September 14, 2014

mathJuanita gets on a train at 12:05 p.m. for a 576 miles trip. Her train travels the entire distance at an average speed of 72 miles per hour. A t what time does she arrive at her final destination.
September 14, 2014

mathyou are ordering pizza for a party. One pizza serves 8 people. You are expect that there be 35 people. How many pizzas should you order.
September 14, 2014

MathA factory produces fuses, which are packaged in boxes of 16. Three fuses are selected at random from each box for inspection. The box is rejected if at least one of the three fuses is defective. What is the probability that a box containing six defective fuses will be rejected?
July 10, 2014

physicsIf my kinetic coefficient and static coefficient are both 1.02, how can I explain why they are the same???? (For a horizontal surface)
October 22, 2013

PhysicsIf the gravitational force between objects of equal mass is 2.30x10^-8 N when the objects are 10.0m apart, what is the mass of each object?
October 15, 2013

chemistryActually I solved it - and just to clarify what Dr. bob was doing: dHrxn = (n*dH SO3) - (n*dH SO2) where n is equal to 2 based on the stoichiometric equation 2SO2 + O2 ==> 2SO3 Indeed, Find dHf SO3 and dHf SO2 in tables in your text or notes. Then, the number of moles of ...
October 15, 2013

ChemDr. Bob, I don't think this is the answer. It's close, but I think there is another step. Could you elaborate on your answer to make it more clear?
October 15, 2013

Physics A ball rolling down a hill was displaced at 19.6m while uniformly accelerating from rest. If the final velocity was 5.00 m/s what was the rate of acceptation?
October 10, 2013

Physics A projectile is fired off a 35m cliff at 18m/s. what horizontal distance does the projectile travel before hitting the ground?
October 10, 2013

Physics a rubber ball is thrown downwards off a balcony. after it travels 55m it has a speed of 46.5m/s. what is the initial velocity
October 10, 2013

Science - physicsImagine you need to deliver a piano over three steps. A longer ramp translates into less force necessary to raise the piano's height than a shorter ramp would require. Calculate the percentage smaller a force would be required using an 2.8m long ramp compared to a 0.9m ramp?
September 3, 2013

American GovermentDespite their differences, the Founding Fathers all agreed that _____. democracy was the most important political value the Constitution should balance order, liberty, and popular sovereignty freedom must be protected at all costs a monarchy should be established to ensure orde
August 24, 2013

American GovermentPhiladelphia, Pennsylvania was NOT _____. the location the 1787 Constitutional Convention. the city where the Declaration of Independence was signed the childhood home of Thomas Jefferson and John Adams an important city in colonial America 22. For the first eleven years of ...
August 24, 2013

chemistryThe H3o+ concentration of a solution is found to e 3.40*10^-6. What is the pH of the solution? what is the H3O+ concentration? what is the OH- concentration? is this and acidor a base?
June 6, 2013

chemistryIf 37.0 mL of HCl is used to neutralize 25.0 mL of 0.09345M LiOH. What is the concentration of the acid
June 6, 2013

chemistryIf 37.0 mL of HCl is used to neutralize 25.0 mL of 0.09345M LiOH. What is the concentration of the acid
June 6, 2013

chemistryIf 7.50 mL of 0.100M HCl is mixed with 12.5mL of NaOH. What is the concentration of the base
June 6, 2013

maththe product of 16 and c is increased by 6 to equal the qoutient 25 and 9. what is c?
February 7, 2013

physicsA collision occurs between two pucks on an air-hockey table. Puck A has a mass of 0.020 kg and is moving along the x axis with a velocity of +5.5 m/s. It makes a collision with puck B, which has a mass of 0.040 kg and is initially at rest. The collision is not head-on. After ...
January 13, 2013

PhysicsA 4.90-kg ball, moving to the right at a velocity of +2.50 m/s on a frictionless table, collides head-on with a stationary 8.00-kg ball. Find the final velocities of the balls if the collision meet the following conditions. (a) elastic 4.9-kg ball = 8-kg ball = (b) completely ...
January 13, 2013

Algebra 1Okay one last one that I've spent all night truing to figue out. 2. The width of a rectangle is 6 cm longer than its length. Its perimeter is more than 36 cm. Let l equal the length of the rectangle. a. for the width in terms of the length. W= l + 6= <36 b. Write an ...
January 11, 2013

Algebra 1So as I was doing me hw, I ran into this question, and I cant figure it out... Anyone wanna try? 7. The ratio of the perimeters of two triangles is 2:5. The perimeter of the larger triangle is 20 cm. What is the perimeter of the smaller triangle?
January 11, 2013

Algebra 1Okay. So I am completely lost with this... Any help would be great! 3. Solve the system using any method  graphing, substitution, or linear combination. Make sure to show your work. 2x + 5y= 8 x + 3y= 2
January 10, 2013

calculusA ball is thrown vertically upwards from a height of 6 ft with an initial velocity of 60 ft per second. How high will the ball go? Note that the acceleration of the ball is given by a(t)= 32 feet per second per second.
December 6, 2012

physicsYou drive a car for 2.0 h at 35 km/h, then for another 2.0 h at 64 km/h. (a) What is your average velocity? (b) What is your answer if instead you drive 99 km at each of the two speeds?
October 23, 2012

physicsAn engineer must design a runway to accommodate airplanes that must reach a ground velocity of 60 m/s before they can take off. These planes are capable of being accelerated uniformly at the rate of 2.1 m/s2. (a) How long will it take the planes to reach takeoff speed? s (b) ...
October 23, 2012

physicsEngineers are developing new types of guns that might someday be used to launch satellites as if they were bullets. One such gun can give a small object a velocity of 2.9 km/s, moving it through only 1.6 cm. (a) What acceleration does the gun give this object? (b) Over what ...
October 23, 2012

physicsA supersonic jet flying at 137 m/s is accelerated uniformly at the rate of 23.1 m/s2 for 20.0 s. (a) What is its final velocity? (b) The speed of sound in air is 331 m/s. How many times the speed of sound is the plane's final speed?
October 23, 2012

physicsYou drive a car for 2.0 h at 35 km/h, then for another 2.0 h at 64 km/h. (a) What is your average velocity? (b) What is your answer if instead you drive 99 km at each of the two speeds?
October 23, 2012

physicsA car is moving down a street at 51 km/h. A child suddenly runs into the street. If it takes the driver 0.62 s to react and apply the brakes, how many meters will the car have moved before it begins to slow down?
October 23, 2012

physicsA car with a velocity of 19 m/s is accelerated uniformly at the rate of 1.8 m/s2 for 6.8 s. What is its final velocity?
October 23, 2012

physicsA car with a velocity of 19 m/s is accelerated uniformly at the rate of 1.8 m/s2 for 6.8 s. What is its final velocity?
October 23, 2012

MathMr. Frank is shopping for carpet for his living room and dining room. The living room is 20 feet by 16 feet and the dining room is 11 feet by 10 feet. He looked at two differently priced carpets. One for $14.99 a square yard installed and another for $19.99 a square yard ...
September 17, 2012

MathConrad taxi service charges $1.50 for the first mile and $0.90 for each additional mile. How far can Mr. Kulp go for $20 if he gives the driver a $2 tip. Write a let statement; represent the additional miles in terms of the total travelled. Write an equation... Is ithe answer...
September 13, 2012

MathLast week Frank worked as a waiter for 6&1/4 hrs, earning $9.80 per hour. He also earned $14.50 per hour delivering packages for 7&1/2 hours. How much money did he earn last week?
May 31, 2012

MathCasey paid $45 for one new tire and one used tyre for his bicycle. The new tire costs $17 more than the used tire. How much did the new tire cost? I have worked out the answer in my head, ($31) but is there a particular formula I can use or follow.
May 31, 2012

childcare1. A child who moved from throwing a ball using only an elbow movement to throwing a ball using her elbow, wrist, and shoulder is showing signs of ______development. a.intertask b.spatial c.joint-plate d.intratask 2. According to Leeds, at snack time, children should be given ...
May 8, 2012

Living a Healthy Life Some child psychologists have concluded that _________ is the strongest predictor of both scholastic and career achievement. a.physical illness b.respect for authority c.emotional well being d.inherted intelligence
May 8, 2012

child careSome child psychologists have concluded that _________ is the strongest predictor of both scholastic and career achievement. a.physical illness b.respect for authority c.emotional well being d.inherted intelligence My answer-d
May 7, 2012

Living a Healthy Life1.When playing outside, children should wear protective clothing and play in shaded areas to a.avoid radiation from sunlight b.avoid being stung or biteen by insects c.prevent attacks of scabies d.stay cool and maintain psychological My Answer - C 2. What type of hazard is a ...
May 7, 2012

Living a Healthy Life2.Temperatures in child care education setting should be set at __ in the summer and __ in the winter. 1. 55 to 65, 65 to 85 2. 60 to 63, 70 to 73 3. 68 to 72, 65 to 75 4. 72 to 80, 70 to 80 My answer is... 2. 60 to 63,70 to 73 Pls let me know if this is correct Thank you
May 7, 2012

Algebra The bus stations in Trawlwy and Fenton are 220 miles apart. A bus left Trawley for Fenton at 9:00am. Traveling at 40 miles per hour. One hour later, an express bus left Fenton for Trawley traveling along the same road at 50 miles per hour. At what time did the buses pass each...
May 6, 2012

Math The bus stations in Trawlwy and Fenton are 220 miles apart. A bus left Trawley for Fenton at 9:00am. Traveling at 40 miles per hour. One hour later, an express bus left Fenton for Trawley traveling along the same road at 50 miles per hour. At what time did the buses pass each...
May 5, 2012

AlgebraThe bus stations in Trawlwy and Fenton are 220 miles apart. A bus left Trawley for Fenton at 9:00am. Traveling at 40 miles per hour. One hour later, an express bus left Fenton for Trawley traveling along the same road at 50 miles per hour. At what time did the buses pass each ...
May 4, 2012

AlgebraIn Vanessa's coin bank there are 4 times as many quarters as nickels, 2 fewer dimes than nickels, and 15 pennies. The total amount in the bank is $5.80. How many of each coin are in the bank? A. Assign a variable to the unknown quantity. B. Write an equation you can use to...
May 3, 2012

algebraFor what value (s) of P could the expression 100 divided by P squared minus 16 NOT be evaluated? Explain how you arrived at your answer?
May 2, 2012